jQuery Interview Questions and Answers (185) - Page 9

How to remove the current executing item from the queue ?

NOTE: This is objective type question, Please click question title for correct answer.
How to delay the execution of a subsequent method ?

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How to adjust opacity of an element ?

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How to hide an element using fade effect in Jquery ?

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How to display an element using fading effect ?

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How to dispaly an element using slide down effect in Jquery ?

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How to remove unexecuted/unused animation items from the queue in Jquery ?

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How to wrap an element from a specific element in Jquery ?

NOTE: This is objective type question, Please click question title for correct answer.
What is Jquery ?

Jquery is a written JavaScript code.
Jquery is a fast and advanced technology JavaScript
Library that simplifies HTML document for rapid web development.
We do not need to learn any type of jquery .
It is advanced version.
It also work with JavaScript, HTML and CSS. and the most important point is we should be aware of basics of these html css javascript while using jquery.
Jquery is used to develop the web browser.
Why Jquery is used ?

Jquery is implement UI related critical functionality.
It is fast in process.
It helps to develop most browser compatible webpage.
It is very compact that increases the productivity.
It develops by enabling them to achieve critical UI functionality by writing in a simple amount code.
It aslo helps to improve the performance.
In jQuery, here are lots of other JavaScript frameworks are there. JQuery seems to be the most popular.it also extendable. It helps to Develop most browser web page.
How do we attach toggle element ?

We attach toggle events that fires in alternate clicks
From the below example when “divToggle” will be clicked for the first time the background will become blue, the next time background will become brown and when clicked again it will be transparent and again will repeat the same.
Example:
  $("#divToggle").toggle(function () {

$(this).css("background", "blue");
}, function () {
$(this).css("background", "Brown");
},
function () {
$(this).css("background", "");
});

Which of the following elements can you attach jQuery events to?

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$.grep(array1, function1); The above statement ___ the elements of array1 array which satisfy function1 function.

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The hide() function hides an element by ____.

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Which of the following is the correct way to create a div element with a link text “Hello” with jQuery?

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Which of the following is correct about jQuery?

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Which built-in method adds one or more elements to the end of an array and returns the new length of the array?

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Which built-in method returns the calling string value converted to lower case?

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Which of the following jQuery method adds the specified class if it is not present, remove the specified class if it is present?

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